20945048040

素因数分解:

$2^3\times 3^4\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 640

約数和(自身を含む): 84053376000

約数和(自身を除く): 63108327960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 94, 98, 105, 108, 120, 126, 135, 140, 141, 147, 162, 168, 180, 188, 189, 196, 210, 216, 235, 245, 252, 270, 280, 282, 294, 315, 324, 329, 343, 360, 376, 378, 392, 401, 405, 420, 423, 441, 470, 490, 504, 540, 564, 567, 588, 630, 648, 658, 686, 705, 735, 756, 802, 810, 840, 846, 882, 940, 945, 980, 987, 1029, 1080, 1128, 1134, 1176, 1203, 1260, 1269, 1316, 1323, 1372, 1410, 1470, 1512, 1604, 1620, 1645, 1692, 1715, 1764, 1880, 1890, 1960, 1974, 2005, 2058, 2115, 2205, 2268, 2303, 2406, 2520, 2538, 2632, 2646, 2744, 2807, 2820, 2835, 2940, 2961, 3087, 3208, 3240, 3290, 3384, 3430, 3528, 3609, 3780, 3807, 3948, 3969, 4010, 4116, 4230, 4410, 4536, 4606, 4812, 4935, 5076, 5145, 5292, 5614, 5640, 5670, 5880, 5922, 6015, 6174, 6345, 6580, 6615, 6860, 6909, 7218, 7560, 7614, 7896, 7938, 8020, 8232, 8421, 8460, 8820, 8883, 9212, 9261, 9624, 9870, 10152, 10290, 10584, 10827, 11228, 11340, 11515, 11844, 12030, 12348, 12690, 13160, 13230, 13720, 13818, 14035, 14436, 14805, 15228, 15435, 15876, 16040, 16121, 16842, 16920, 17640, 17766, 18045, 18424, 18522, 18847, 19035, 19649, 19740, 19845, 20580, 20727, 21654, 22456, 22680, 23030, 23688, 24060, 24696, 25263, 25380, 26460, 26649, 27636, 27783, 28070, 28872, 29610, 30456, 30870, 31752, 32242, 32481, 33684, 34545, 35532, 36090, 37044, 37694, 38070, 39298, 39480, 39690, 41160, 41454, 42105, 43308, 44415, 46060, 46305, 48120, 48363, 50526, 50760, 52920, 53298, 54135, 55272, 55566, 56140, 56541, 58947, 59220, 61740, 62181, 64484, 64962, 67368, 69090, 71064, 72180, 74088, 75388, 75789, 76140, 78596, 79380, 80605, 82908, 84210, 86616, 88830, 92120, 92610, 94235, 96726, 98245, 101052, 103635, 106596, 108270, 111132, 112280, 113082, 117894, 118440, 123480, 124362, 126315, 128968, 129924, 131929, 133245, 137543, 138180, 138915, 144360, 145089, 150776, 151578, 152280, 157192, 158760, 161210, 162405, 165816, 168420, 169623, 176841, 177660, 185220, 186543, 188470, 193452, 196490, 202104, 207270, 213192, 216540, 222264, 226164, 227367, 235788, 241815, 248724, 252630, 259848, 263858, 266490, 275086, 276360, 277830, 282705, 290178, 294735, 303156, 310905, 322420, 324810, 336840, 339246, 353682, 355320, 370440, 373086, 376940, 378945, 386904, 392980, 395787, 412629, 414540, 433080, 435267, 452328, 454734, 471576, 483630, 497448, 505260, 508869, 527716, 530523, 532980, 550172, 555660, 565410, 580356, 589470, 606312, 621810, 644840, 649620, 659645, 678492, 687715, 707364, 725445, 746172, 753880, 757890, 785960, 791574, 825258, 829080, 848115, 870534, 884205, 909468, 923503, 932715, 967260, 1010520, 1017738, 1055432, 1061046, 1065960, 1100344, 1111320, 1130820, 1136835, 1160712, 1178940, 1187361, 1237887, 1243620, 1299240, 1305801, 1319290, 1356984, 1375430, 1414728, 1450890, 1492344, 1515780, 1526607, 1583148, 1591569, 1650516, 1696230, 1741068, 1768410, 1818936, 1847006, 1865430, 1934520, 1978935, 2035476, 2063145, 2122092, 2176335, 2261640, 2273670, 2357880, 2374722, 2475774, 2487240, 2544345, 2611602, 2638580, 2652615, 2750860, 2770509, 2901780, 3031560, 3053214, 3166296, 3183138, 3301032, 3392460, 3482136, 3536820, 3562083, 3694012, 3713661, 3730860, 3957870, 4070952, 4126290, 4244184, 4352670, 4547340, 4617515, 4749444, 4951548, 5088690, 5223204, 5277160, 5305230, 5501720, 5541018, 5803560, 5936805, 6106428, 6189435, 6366276, 6464521, 6529005, 6784920, 7073640, 7124166, 7388024, 7427322, 7461720, 7633035, 7915740, 7957845, 8252580, 8311527, 8705340, 9094680, 9235030, 9498888, 9903096, 10177380, 10446408, 10610460, 10686249, 11082036, 11140983, 11873610, 12212856, 12378870, 12732552, 12929042, 13058010, 13852545, 14248332, 14854644, 15266070, 15831480, 15915690, 16505160, 16623054, 17410680, 17810415, 18470060, 18568305, 19393563, 20354760, 21220920, 21372498, 22164072, 22281966, 23747220, 24757740, 24934581, 25858084, 26116020, 27705090, 28496664, 29709288, 30532140, 31831380, 32322605, 33246108, 35620830, 36940120, 37136610, 38787126, 41557635, 42744996, 44563932, 47494440, 49515480, 49869162, 51716168, 52232040, 53431245, 55410180, 55704915, 58180689, 61064280, 63662760, 64645210, 66492216, 71241660, 74273220, 74803743, 77574252, 83115270, 85489992, 89127864, 96967815, 99738324, 106862490, 110820360, 111409830, 116361378, 124672905, 129290420, 142483320, 148546440, 149607486, 155148504, 166230540, 174542067, 193935630, 199476648, 213724980, 222819660, 232722756, 249345810, 258580840, 290903445, 299214972, 332461080, 349084134, 374018715, 387871260, 427449960, 445639320, 465445512, 498691620, 523626201, 581806890, 598429944, 698168268, 748037430, 775742520, 872710335, 997383240, 1047252402, 1163613780, 1396336536, 1496074860, 1745420670, 2094504804, 2327227560, 2618131005, 2992149720, 3490841340, 4189009608, 5236262010, 6981682680, 10472524020, 20945048040]

約数ペア:

[(1, 20945048040), (2, 10472524020), (3, 6981682680), (4, 5236262010), (5, 4189009608), (6, 3490841340), (7, 2992149720), (8, 2618131005), (9, 2327227560), (10, 2094504804), (12, 1745420670), (14, 1496074860), (15, 1396336536), (18, 1163613780), (20, 1047252402), (21, 997383240), (24, 872710335), (27, 775742520), (28, 748037430), (30, 698168268), (35, 598429944), (36, 581806890), (40, 523626201), (42, 498691620), (45, 465445512), (47, 445639320), (49, 427449960), (54, 387871260), (56, 374018715), (60, 349084134), (63, 332461080), (70, 299214972), (72, 290903445), (81, 258580840), (84, 249345810), (90, 232722756), (94, 222819660), (98, 213724980), (105, 199476648), (108, 193935630), (120, 174542067), (126, 166230540), (135, 155148504), (140, 149607486), (141, 148546440), (147, 142483320), (162, 129290420), (168, 124672905), (180, 116361378), (188, 111409830), (189, 110820360), (196, 106862490), (210, 99738324), (216, 96967815), (235, 89127864), (245, 85489992), (252, 83115270), (270, 77574252), (280, 74803743), (282, 74273220), (294, 71241660), (315, 66492216), (324, 64645210), (329, 63662760), (343, 61064280), (360, 58180689), (376, 55704915), (378, 55410180), (392, 53431245), (401, 52232040), (405, 51716168), (420, 49869162), (423, 49515480), (441, 47494440), (470, 44563932), (490, 42744996), (504, 41557635), (540, 38787126), (564, 37136610), (567, 36940120), (588, 35620830), (630, 33246108), (648, 32322605), (658, 31831380), (686, 30532140), (705, 29709288), (735, 28496664), (756, 27705090), (802, 26116020), (810, 25858084), (840, 24934581), (846, 24757740), (882, 23747220), (940, 22281966), (945, 22164072), (980, 21372498), (987, 21220920), (1029, 20354760), (1080, 19393563), (1128, 18568305), (1134, 18470060), (1176, 17810415), (1203, 17410680), (1260, 16623054), (1269, 16505160), (1316, 15915690), (1323, 15831480), (1372, 15266070), (1410, 14854644), (1470, 14248332), (1512, 13852545), (1604, 13058010), (1620, 12929042), (1645, 12732552), (1692, 12378870), (1715, 12212856), (1764, 11873610), (1880, 11140983), (1890, 11082036), (1960, 10686249), (1974, 10610460), (2005, 10446408), (2058, 10177380), (2115, 9903096), (2205, 9498888), (2268, 9235030), (2303, 9094680), (2406, 8705340), (2520, 8311527), (2538, 8252580), (2632, 7957845), (2646, 7915740), (2744, 7633035), (2807, 7461720), (2820, 7427322), (2835, 7388024), (2940, 7124166), (2961, 7073640), (3087, 6784920), (3208, 6529005), (3240, 6464521), (3290, 6366276), (3384, 6189435), (3430, 6106428), (3528, 5936805), (3609, 5803560), (3780, 5541018), (3807, 5501720), (3948, 5305230), (3969, 5277160), (4010, 5223204), (4116, 5088690), (4230, 4951548), (4410, 4749444), (4536, 4617515), (4606, 4547340), (4812, 4352670), (4935, 4244184), (5076, 4126290), (5145, 4070952), (5292, 3957870), (5614, 3730860), (5640, 3713661), (5670, 3694012), (5880, 3562083), (5922, 3536820), (6015, 3482136), (6174, 3392460), (6345, 3301032), (6580, 3183138), (6615, 3166296), (6860, 3053214), (6909, 3031560), (7218, 2901780), (7560, 2770509), (7614, 2750860), (7896, 2652615), (7938, 2638580), (8020, 2611602), (8232, 2544345), (8421, 2487240), (8460, 2475774), (8820, 2374722), (8883, 2357880), (9212, 2273670), (9261, 2261640), (9624, 2176335), (9870, 2122092), (10152, 2063145), (10290, 2035476), (10584, 1978935), (10827, 1934520), (11228, 1865430), (11340, 1847006), (11515, 1818936), (11844, 1768410), (12030, 1741068), (12348, 1696230), (12690, 1650516), (13160, 1591569), (13230, 1583148), (13720, 1526607), (13818, 1515780), (14035, 1492344), (14436, 1450890), (14805, 1414728), (15228, 1375430), (15435, 1356984), (15876, 1319290), (16040, 1305801), (16121, 1299240), (16842, 1243620), (16920, 1237887), (17640, 1187361), (17766, 1178940), (18045, 1160712), (18424, 1136835), (18522, 1130820), (18847, 1111320), (19035, 1100344), (19649, 1065960), (19740, 1061046), (19845, 1055432), (20580, 1017738), (20727, 1010520), (21654, 967260), (22456, 932715), (22680, 923503), (23030, 909468), (23688, 884205), (24060, 870534), (24696, 848115), (25263, 829080), (25380, 825258), (26460, 791574), (26649, 785960), (27636, 757890), (27783, 753880), (28070, 746172), (28872, 725445), (29610, 707364), (30456, 687715), (30870, 678492), (31752, 659645), (32242, 649620), (32481, 644840), (33684, 621810), (34545, 606312), (35532, 589470), (36090, 580356), (37044, 565410), (37694, 555660), (38070, 550172), (39298, 532980), (39480, 530523), (39690, 527716), (41160, 508869), (41454, 505260), (42105, 497448), (43308, 483630), (44415, 471576), (46060, 454734), (46305, 452328), (48120, 435267), (48363, 433080), (50526, 414540), (50760, 412629), (52920, 395787), (53298, 392980), (54135, 386904), (55272, 378945), (55566, 376940), (56140, 373086), (56541, 370440), (58947, 355320), (59220, 353682), (61740, 339246), (62181, 336840), (64484, 324810), (64962, 322420), (67368, 310905), (69090, 303156), (71064, 294735), (72180, 290178), (74088, 282705), (75388, 277830), (75789, 276360), (76140, 275086), (78596, 266490), (79380, 263858), (80605, 259848), (82908, 252630), (84210, 248724), (86616, 241815), (88830, 235788), (92120, 227367), (92610, 226164), (94235, 222264), (96726, 216540), (98245, 213192), (101052, 207270), (103635, 202104), (106596, 196490), (108270, 193452), (111132, 188470), (112280, 186543), (113082, 185220), (117894, 177660), (118440, 176841), (123480, 169623), (124362, 168420), (126315, 165816), (128968, 162405), (129924, 161210), (131929, 158760), (133245, 157192), (137543, 152280), (138180, 151578), (138915, 150776), (144360, 145089)]